VLF Measurements at SGO

SGO ELF-VLF observations have been carried out only during special campaigns since 1989.
In addition to broadband (500Hz-38kHz) VLF campaigns SGO operates different kind of VLF
observations including receivers of AARDDVARK, WWLLN and AWDA networks.

SGO Broadband VLF observations

The quicklook plots of broadband campaigns can be browsed here. To get access to numerical
data contact to Dr. Jyrki Manninen.